81072240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:831

約数の個数: 160

約数和(自身を含む): 276410880

約数和(自身を除く): 195338640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 240, 276, 285, 304, 345, 368, 380, 437, 456, 460, 552, 570, 690, 760, 773, 874, 912, 920, 1104, 1140, 1311, 1380, 1520, 1546, 1748, 1840, 2185, 2280, 2319, 2622, 2760, 3092, 3496, 3865, 4370, 4560, 4638, 5244, 5520, 6184, 6555, 6992, 7730, 8740, 9276, 10488, 11595, 12368, 13110, 14687, 15460, 17480, 17779, 18552, 20976, 23190, 26220, 29374, 30920, 34960, 35558, 37104, 44061, 46380, 52440, 53337, 58748, 61840, 71116, 73435, 88122, 88895, 92760, 104880, 106674, 117496, 142232, 146870, 176244, 177790, 185520, 213348, 220305, 234992, 266685, 284464, 293740, 337801, 352488, 355580, 426696, 440610, 533370, 587480, 675602, 704976, 711160, 853392, 881220, 1013403, 1066740, 1174960, 1351204, 1422320, 1689005, 1762440, 2026806, 2133480, 2702408, 3378010, 3524880, 4053612, 4266960, 5067015, 5404816, 6756020, 8107224, 10134030, 13512040, 16214448, 20268060, 27024080, 40536120, 81072240]

約数ペア:

[(1, 81072240), (2, 40536120), (3, 27024080), (4, 20268060), (5, 16214448), (6, 13512040), (8, 10134030), (10, 8107224), (12, 6756020), (15, 5404816), (16, 5067015), (19, 4266960), (20, 4053612), (23, 3524880), (24, 3378010), (30, 2702408), (38, 2133480), (40, 2026806), (46, 1762440), (48, 1689005), (57, 1422320), (60, 1351204), (69, 1174960), (76, 1066740), (80, 1013403), (92, 881220), (95, 853392), (114, 711160), (115, 704976), (120, 675602), (138, 587480), (152, 533370), (184, 440610), (190, 426696), (228, 355580), (230, 352488), (240, 337801), (276, 293740), (285, 284464), (304, 266685), (345, 234992), (368, 220305), (380, 213348), (437, 185520), (456, 177790), (460, 176244), (552, 146870), (570, 142232), (690, 117496), (760, 106674), (773, 104880), (874, 92760), (912, 88895), (920, 88122), (1104, 73435), (1140, 71116), (1311, 61840), (1380, 58748), (1520, 53337), (1546, 52440), (1748, 46380), (1840, 44061), (2185, 37104), (2280, 35558), (2319, 34960), (2622, 30920), (2760, 29374), (3092, 26220), (3496, 23190), (3865, 20976), (4370, 18552), (4560, 17779), (4638, 17480), (5244, 15460), (5520, 14687), (6184, 13110), (6555, 12368), (6992, 11595), (7730, 10488), (8740, 9276)]